On Wed, Sep 11, 2013 at 10:51:50AM +0800, Peng Tao wrote:
I'm not fighting against removing the piece of code. But if there is a
strong reason to keep the functionality, we need to find a way to
implement it. The convenience of using environment variables is that
job scheduler can set the
On 2013/09/11 10:29 AM, Christoph Hellwig h...@infradead.org wrote:
Talking about nasty code, the whole linux-curproc.c is highly
questionable:
- cfs_curproc_groups_nr:
unused and should be removed
This is already removed in the upstream Lustre code, it just hasn't made
it into the
On Sun, Sep 08, 2013 at 07:31:18PM -0700, Guenter Roeck wrote:
On 09/08/2013 07:31 PM, Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 07:24:19PM -0700, Guenter Roeck wrote:
On 09/08/2013 06:59 PM, Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 06:03:00PM -0700, Guenter Roeck wrote:
mips
On Sun, Sep 08, 2013 at 06:59:45PM -0700, Greg Kroah-Hartman wrote:
Can't we just export the functions for those arches? Surely lutre
isn't the first/only driver that needs this?
Lustre is. These are core mm helpers, and lustre uses them to
reimplement another core VM function. It then uses
Greg Kroah-Hartman wrote:
What do you mean by this? What initial cost? You should be able to
cross-compile almost all arches on your desktop machine today with the
compilers we have on kernel.org. If I can get them set up and working,
they can't be that hard for anyone else :)
Won't you
On 09/08/2013 07:31 PM, Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 07:24:19PM -0700, Guenter Roeck wrote:
On 09/08/2013 06:59 PM, Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 06:03:00PM -0700, Guenter Roeck wrote:
mips allmodconfig fails with
ERROR: copy_from_user_page
mips allmodconfig fails with
ERROR: copy_from_user_page [drivers/staging/lustre/lustre/libcfs/libcfs.ko]
undefined!
which is due to LUSTRE using copy_from_user_page which is not exported by any
architecture. Unfortunately, LUSTRE can only be built as module, so there is no
easy fix.
MIPS, SH,
Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 06:03:00PM -0700, Guenter Roeck wrote:
mips allmodconfig fails with
ERROR: copy_from_user_page [drivers/staging/lustre/lustre/libcfs/libcfs.ko]
undefined!
which is due to LUSTRE using copy_from_user_page which is not exported by any
On Sun, Sep 08, 2013 at 06:03:00PM -0700, Guenter Roeck wrote:
mips allmodconfig fails with
ERROR: copy_from_user_page [drivers/staging/lustre/lustre/libcfs/libcfs.ko]
undefined!
which is due to LUSTRE using copy_from_user_page which is not exported by any
architecture.
Any, or just
On Mon, Sep 09, 2013 at 06:40:12AM -0700, Christoph Hellwig wrote:
On Sun, Sep 08, 2013 at 06:59:45PM -0700, Greg Kroah-Hartman wrote:
Can't we just export the functions for those arches? Surely lutre
isn't the first/only driver that needs this?
Lustre is. These are core mm helpers, and
Greg Kroah-Hartman wrote:
How will the hardware industry be driven otherwise?
I have no idea what you are referring to here, please explain.
For stability, hardware needs to be present. When I started out a
couple of days ago, I blamed my monitor for the data corruption: it's
one extra point
On Tue, Sep 10, 2013 at 10:49:05AM +0200, Geert Uytterhoeven wrote:
On Mon, Sep 9, 2013 at 10:06 PM, Guenter Roeck li...@roeck-us.net wrote:
[*] Why does m68k allmodconfig still succeed on kissb???
It does fail for me, as m68k's copy_from_user_page() calls
flush_icache_user_range(),
On 09/08/2013 06:59 PM, Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 06:03:00PM -0700, Guenter Roeck wrote:
mips allmodconfig fails with
ERROR: copy_from_user_page [drivers/staging/lustre/lustre/libcfs/libcfs.ko]
undefined!
which is due to LUSTRE using copy_from_user_page which is not
On Mon, Sep 09, 2013 at 08:08:28AM +0530, Ramkumar Ramachandra wrote:
Greg Kroah-Hartman wrote:
What do you mean by this? What initial cost? You should be able to
cross-compile almost all arches on your desktop machine today with the
compilers we have on kernel.org. If I can get them set
On 09/08/2013 07:55 PM, Ramkumar Ramachandra wrote:
Greg Kroah-Hartman wrote:
How will the hardware industry be driven otherwise?
I have no idea what you are referring to here, please explain.
For stability, hardware needs to be present. When I started out a
couple of days ago, I blamed my
On Mon, Sep 9, 2013 at 1:01 PM, Heiko Carstens
heiko.carst...@de.ibm.com wrote:
On Sun, Sep 08, 2013 at 07:31:18PM -0700, Guenter Roeck wrote:
On 09/08/2013 07:31 PM, Greg Kroah-Hartman wrote:
On Sun, Sep 08, 2013 at 07:24:19PM -0700, Guenter Roeck wrote:
On 09/08/2013 06:59 PM, Greg
On Tue, Sep 10, 2013 at 6:44 PM, Guenter Roeck li...@roeck-us.net wrote:
I tried with 2.6.3 from crosstool, and it succeeded, too.
Do such old versions of gcc still exist ? Just kidding :)
Turns out cfs_access_process_vm() is called with write=0 only.
Gcc 2.6.3 optimizes away the write != 0
On Mon, Sep 09, 2013 at 09:11:25PM +0200, Geert Uytterhoeven wrote:
On Mon, Sep 9, 2013 at 7:22 PM, Greg Kroah-Hartman
gre...@linuxfoundation.org wrote:
On Mon, Sep 09, 2013 at 10:08:19AM -0700, Guenter Roeck wrote:
On Mon, Sep 09, 2013 at 09:39:02AM -0700, Greg Kroah-Hartman wrote:
On
On Mon, Sep 09, 2013 at 09:39:02AM -0700, Greg Kroah-Hartman wrote:
On Mon, Sep 09, 2013 at 06:40:12AM -0700, Christoph Hellwig wrote:
On Sun, Sep 08, 2013 at 06:59:45PM -0700, Greg Kroah-Hartman wrote:
Can't we just export the functions for those arches? Surely lutre
isn't the
On Mon, Sep 9, 2013 at 7:22 PM, Greg Kroah-Hartman
gre...@linuxfoundation.org wrote:
On Mon, Sep 09, 2013 at 10:08:19AM -0700, Guenter Roeck wrote:
On Mon, Sep 09, 2013 at 09:39:02AM -0700, Greg Kroah-Hartman wrote:
On Mon, Sep 09, 2013 at 06:40:12AM -0700, Christoph Hellwig wrote:
On Sun,
On Tue, Sep 10, 2013 at 4:49 PM, Geert Uytterhoeven
ge...@linux-m68k.org wrote:
On Mon, Sep 9, 2013 at 10:06 PM, Guenter Roeck li...@roeck-us.net wrote:
[*] Why does m68k allmodconfig still succeed on kissb???
It does fail for me, as m68k's copy_from_user_page() calls
On Wed, Sep 11, 2013 at 9:44 AM, Christoph Hellwig h...@infradead.org wrote:
On Wed, Sep 11, 2013 at 01:14:11AM +0800, Peng Tao wrote:
The problem is access_process_vm() is not exported since certain
version of kernel including the latest. According to Christoph in the
other mail,
On Wed, Sep 11, 2013 at 10:25:57AM +0800, Peng Tao wrote:
On Wed, Sep 11, 2013 at 9:44 AM, Christoph Hellwig h...@infradead.org wrote:
On Wed, Sep 11, 2013 at 01:14:11AM +0800, Peng Tao wrote:
The problem is access_process_vm() is not exported since certain
version of kernel including the
On Wed, Sep 11, 2013 at 10:30 AM, Guenter Roeck li...@roeck-us.net wrote:
On Wed, Sep 11, 2013 at 10:25:57AM +0800, Peng Tao wrote:
On Wed, Sep 11, 2013 at 9:44 AM, Christoph Hellwig h...@infradead.org
wrote:
On Wed, Sep 11, 2013 at 01:14:11AM +0800, Peng Tao wrote:
The problem is
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